enum UsageState

The usage state describes the usage of a resource.
The allowed values are defined by ITU-T X.731.

References from:
BrmFailsafeBackup; EvipFlowPolicy;

0
IDLE
The resource is not currently in use.
Defined by ITU-T X.731
1
ACTIVE
The resource is in use and it has sufficient spare operating capacity.
Spare operating capacity to provide for additional users simultaneously.
Defined by ITU-T X.731
2
BUSY
The resource is in use, but it has no spare operating capacity.
Spare operating capacity to provide for additional users at this instant.
Defined by ITU-T X.731
  enum UsageState